Perhaps you should try some spelling variations:
development regarding » developments regarding, development reading, development rearing
development branding » development banking, development bringing, development breeding
economic » economics

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: oecd economic ((development branding) OR (development regarding)) papers.
• Adding a wildcard symbol may retrieve word variants: oecd economic ((development branding) or (development regarding)) papers*.